DICT.TW Dictionary Taiwan

 activator
 使活躍之物,催化劑,觸媒劑

 ac·ti·va·tor /ˈæktəˌvetɚ/ 名詞
 活性劑,活化劑,激活物,激活子,雙頜式功能矯正器

 activator
      n : (biology) any agency bringing about activation; a molecule
          that increases the activity of an enzyme or a protein
          that increases the production of a gene product in DNA
          transcription [ant: inhibitor]